diff --git a/runtime/command_queue/dispatch_walker.h b/runtime/command_queue/dispatch_walker.h
index 5541624893..387f3e5ef6 100644
--- a/runtime/command_queue/dispatch_walker.h
+++ b/runtime/command_queue/dispatch_walker.h
@@ -438,7 +438,7 @@ void dispatchWalker(
     unsigned int commandType = 0) {
 
     OCLRT::LinearStream *commandStream = nullptr;
-    OCLRT::IndirectHeap *dsh = nullptr, *ish = nullptr, *ioh = nullptr, *ssh = nullptr;
+    OCLRT::IndirectHeap *dsh = nullptr, *ioh = nullptr, *ssh = nullptr;
     bool executionModelKernel = multiDispatchInfo.begin()->getKernel()->isParentKernel;
 
     for (auto &dispatchInfo : multiDispatchInfo) {
@@ -450,7 +450,6 @@ void dispatchWalker(
     }
 
     // Allocate command stream and indirect heaps
-    size_t cmdQInstructionHeapReservedBlockSize = 0;
     if (blockQueue) {
         using KCH = KernelCommandsHelper<GfxFamily>;
         commandStream = new LinearStream(alignedMalloc(MemoryConstants::pageSize, MemoryConstants::pageSize), MemoryConstants::pageSize);
@@ -465,13 +464,10 @@ void dispatchWalker(
             dsh = allocateIndirectHeap([&multiDispatchInfo] { return KCH::getTotalSizeRequiredDSH(multiDispatchInfo); });
             ioh = allocateIndirectHeap([&multiDispatchInfo] { return KCH::getTotalSizeRequiredIOH(multiDispatchInfo); });
         }
-        ish = allocateIndirectHeap([&multiDispatchInfo] { return KCH::getTotalSizeRequiredIH(multiDispatchInfo); });
-        cmdQInstructionHeapReservedBlockSize = commandQueue.getInstructionHeapReservedBlockSize();
 
         ssh = allocateIndirectHeap([&multiDispatchInfo] { return KCH::getTotalSizeRequiredSSH(multiDispatchInfo); });
         using UniqueIH = std::unique_ptr<IndirectHeap>;
-        *blockedCommandsData = new KernelOperation(std::unique_ptr<LinearStream>(commandStream), UniqueIH(dsh),
-                                                   UniqueIH(ish), UniqueIH(ioh), UniqueIH(ssh));
+        *blockedCommandsData = new KernelOperation(std::unique_ptr<LinearStream>(commandStream), UniqueIH(dsh), UniqueIH(ioh), UniqueIH(ssh));
         if (executionModelKernel) {
             (*blockedCommandsData)->doNotFreeISH = true;
         }
@@ -481,7 +477,6 @@ void dispatchWalker(
             commandQueue.releaseIndirectHeap(IndirectHeap::SURFACE_STATE);
         }
         dsh = &getIndirectHeap<GfxFamily, IndirectHeap::DYNAMIC_STATE>(commandQueue, multiDispatchInfo);
-        ish = &getIndirectHeap<GfxFamily, IndirectHeap::INSTRUCTION>(commandQueue, multiDispatchInfo);
         ioh = &getIndirectHeap<GfxFamily, IndirectHeap::INDIRECT_OBJECT>(commandQueue, multiDispatchInfo);
         ssh = &getIndirectHeap<GfxFamily, IndirectHeap::SURFACE_STATE>(commandQueue, multiDispatchInfo);
     }
@@ -680,13 +675,12 @@ void dispatchScheduler(
     using MI_BATCH_BUFFER_START = typename GfxFamily::MI_BATCH_BUFFER_START;
 
     OCLRT::LinearStream *commandStream = nullptr;
-    OCLRT::IndirectHeap *dsh = nullptr, *ish = nullptr, *ioh = nullptr, *ssh = nullptr;
+    OCLRT::IndirectHeap *dsh = nullptr, *ioh = nullptr, *ssh = nullptr;
 
     commandStream = &commandQueue.getCS(0);
     // note : below code assumes that caller to dispatchScheduler "preallocated" memory
     //        required for execution model in below heap managers
     dsh = devQueueHw.getIndirectHeap(IndirectHeap::DYNAMIC_STATE);
-    ish = &commandQueue.getIndirectHeap(IndirectHeap::INSTRUCTION);
     ssh = &commandQueue.getIndirectHeap(IndirectHeap::SURFACE_STATE);
 
     bool dcFlush = false;
@@ -919,14 +913,13 @@ IndirectHeap &getIndirectHeap(CommandQueue &commandQueue, const MultiDispatchInf
     // clang-format off
     switch(heapType) {
     case IndirectHeap::DYNAMIC_STATE:   expectedSize = KernelCommandsHelper<GfxFamily>::getTotalSizeRequiredDSH(multiDispatchInfo); break;
-    case IndirectHeap::INSTRUCTION:     expectedSize = KernelCommandsHelper<GfxFamily>::getTotalSizeRequiredIH( multiDispatchInfo); break;
     case IndirectHeap::INDIRECT_OBJECT: expectedSize = KernelCommandsHelper<GfxFamily>::getTotalSizeRequiredIOH(multiDispatchInfo); break;
     case IndirectHeap::SURFACE_STATE:   expectedSize = KernelCommandsHelper<GfxFamily>::getTotalSizeRequiredSSH(multiDispatchInfo); break;
     }
     // clang-format on
 
     if (multiDispatchInfo.begin()->getKernel()->isParentKernel) {
-        if (heapType == IndirectHeap::INSTRUCTION || heapType == IndirectHeap::SURFACE_STATE) {
+        if (heapType == IndirectHeap::SURFACE_STATE) {
             expectedSize += KernelCommandsHelper<GfxFamily>::template getSizeRequiredForExecutionModel<heapType>(const_cast<const Kernel &>(*(multiDispatchInfo.begin()->getKernel())));
         } else //if (heapType == IndirectHeap::DYNAMIC_STATE || heapType == IndirectHeap::INDIRECT_OBJECT)
         {
diff --git a/runtime/command_queue/enqueue_common.h b/runtime/command_queue/enqueue_common.h
index b9b8a8b612..c271e08a2b 100644
--- a/runtime/command_queue/enqueue_common.h
+++ b/runtime/command_queue/enqueue_common.h
@@ -271,12 +271,10 @@ void CommandQueueHw<GfxFamily>::enqueueHandler(Surface **surfacesForResidency,
     CompletionStamp completionStamp;
     if (!blockQueue) {
         if (executionModelKernel) {
-            size_t minSizeISHForEM = KernelCommandsHelper<GfxFamily>::template getSizeRequiredForExecutionModel<IndirectHeap::INSTRUCTION>(const_cast<const Kernel &>(*(multiDispatchInfo.begin()->getKernel())));
             size_t minSizeSSHForEM = KernelCommandsHelper<GfxFamily>::template getSizeRequiredForExecutionModel<IndirectHeap::SURFACE_STATE>(const_cast<const Kernel &>(*(multiDispatchInfo.begin()->getKernel())));
 
             uint32_t taskCount = commandStreamReceiver.peekTaskCount() + 1;
-            devQueueHw->setupExecutionModelDispatch(getIndirectHeap(IndirectHeap::INSTRUCTION, minSizeISHForEM),
-                                                    getIndirectHeap(IndirectHeap::SURFACE_STATE, minSizeSSHForEM),
+            devQueueHw->setupExecutionModelDispatch(getIndirectHeap(IndirectHeap::SURFACE_STATE, minSizeSSHForEM),
                                                     multiDispatchInfo.begin()->getKernel(),
                                                     (uint32_t)multiDispatchInfo.size(),
                                                     taskCount,
@@ -385,9 +383,7 @@ void CommandQueueHw<GfxFamily>::enqueueHandler(Surface **surfacesForResidency,
 
     if (blockQueue) {
         if (executionModelKernel) {
-            size_t minSizeISHForEM = KernelCommandsHelper<GfxFamily>::template getSizeRequiredForExecutionModel<IndirectHeap::INSTRUCTION>(const_cast<const Kernel &>(*(multiDispatchInfo.begin()->getKernel())));
             size_t minSizeSSHForEM = KernelCommandsHelper<GfxFamily>::template getSizeRequiredForExecutionModel<IndirectHeap::SURFACE_STATE>(const_cast<const Kernel &>(*(multiDispatchInfo.begin()->getKernel())));
-            blockedCommandsData->instructionHeapSizeEM = minSizeISHForEM;
             blockedCommandsData->surfaceStateHeapSizeEM = minSizeSSHForEM;
         }
 
diff --git a/runtime/device_queue/device_queue.cpp b/runtime/device_queue/device_queue.cpp
index 32cd53bdd9..a821bc9960 100644
--- a/runtime/device_queue/device_queue.cpp
+++ b/runtime/device_queue/device_queue.cpp
@@ -156,12 +156,12 @@ void DeviceQueue::initDeviceQueue() {
     igilEventPool->m_size = caps.maxOnDeviceEvents;
 }
 
-void DeviceQueue::setupExecutionModelDispatch(IndirectHeap &instructionHeap, IndirectHeap &surfaceStateHeap, Kernel *parentKernel, uint32_t parentCount, uint32_t taskCount, HwTimeStamps *hwTimeStamp) {
-    setupIndirectState(instructionHeap, surfaceStateHeap, parentKernel, parentCount);
+void DeviceQueue::setupExecutionModelDispatch(IndirectHeap &surfaceStateHeap, Kernel *parentKernel, uint32_t parentCount, uint32_t taskCount, HwTimeStamps *hwTimeStamp) {
+    setupIndirectState(surfaceStateHeap, parentKernel, parentCount);
     addExecutionModelCleanUpSection(parentKernel, hwTimeStamp, taskCount);
 }
 
-void DeviceQueue::setupIndirectState(IndirectHeap &instructionHeap, IndirectHeap &surfaceStateHeap, Kernel *parentKernel, uint32_t parentIDCount) {
+void DeviceQueue::setupIndirectState(IndirectHeap &surfaceStateHeap, Kernel *parentKernel, uint32_t parentIDCount) {
     return;
 }
 
diff --git a/runtime/device_queue/device_queue.h b/runtime/device_queue/device_queue.h
index 39c136f968..b1a299013e 100644
--- a/runtime/device_queue/device_queue.h
+++ b/runtime/device_queue/device_queue.h
@@ -81,9 +81,9 @@ class DeviceQueue : public BaseObject<_device_queue> {
                                size_t paramValueSize, void *paramValue,
                                size_t *paramValueSizeRet);
 
-    void setupExecutionModelDispatch(IndirectHeap &instructionHeap, IndirectHeap &surfaceStateHeap, Kernel *parentKernel, uint32_t parentCount, uint32_t taskCount, HwTimeStamps *hwTimeStamp);
+    void setupExecutionModelDispatch(IndirectHeap &surfaceStateHeap, Kernel *parentKernel, uint32_t parentCount, uint32_t taskCount, HwTimeStamps *hwTimeStamp);
 
-    virtual void setupIndirectState(IndirectHeap &instructionHeap, IndirectHeap &surfaceStateHeap, Kernel *parentKernel, uint32_t parentIDCount);
+    virtual void setupIndirectState(IndirectHeap &surfaceStateHeap, Kernel *parentKernel, uint32_t parentIDCount);
     virtual void addExecutionModelCleanUpSection(Kernel *parentKernel, HwTimeStamps *hwTimeStamp, uint32_t taskCount);
 
     MOCKABLE_VIRTUAL bool isEMCriticalSectionFree() {
diff --git a/runtime/device_queue/device_queue_hw.h b/runtime/device_queue/device_queue_hw.h
index 911c488b95..3a72297cb4 100644
--- a/runtime/device_queue/device_queue_hw.h
+++ b/runtime/device_queue/device_queue_hw.h
@@ -72,7 +72,7 @@ class DeviceQueueHw : public DeviceQueue {
 
     size_t setSchedulerCrossThreadData(SchedulerKernel &scheduler);
 
-    void setupIndirectState(IndirectHeap &instructionHeap, IndirectHeap &surfaceStateHeap, Kernel *parentKernel, uint32_t parentIDCount) override;
+    void setupIndirectState(IndirectHeap &surfaceStateHeap, Kernel *parentKernel, uint32_t parentIDCount) override;
 
     void addExecutionModelCleanUpSection(Kernel *parentKernel, HwTimeStamps *hwTimeStamp, uint32_t taskCount) override;
     void resetDeviceQueue() override;
diff --git a/runtime/device_queue/device_queue_hw.inl b/runtime/device_queue/device_queue_hw.inl
index dcb53325c7..5a0d953af9 100644
--- a/runtime/device_queue/device_queue_hw.inl
+++ b/runtime/device_queue/device_queue_hw.inl
@@ -291,7 +291,7 @@ IndirectHeap *DeviceQueueHw<GfxFamily>::getIndirectHeap(IndirectHeap::Type type)
 }
 
 template <typename GfxFamily>
-void DeviceQueueHw<GfxFamily>::setupIndirectState(IndirectHeap &instructionHeap, IndirectHeap &surfaceStateHeap, Kernel *parentKernel, uint32_t parentIDCount) {
+void DeviceQueueHw<GfxFamily>::setupIndirectState(IndirectHeap &surfaceStateHeap, Kernel *parentKernel, uint32_t parentIDCount) {
     void *pDSH = dshBuffer->getUnderlyingBuffer();
 
     // Heap and dshBuffer shoud be the same if heap is created
diff --git a/runtime/helpers/kernel_commands.h b/runtime/helpers/kernel_commands.h
index 46bd8201c2..4cd59a5650 100644
--- a/runtime/helpers/kernel_commands.h
+++ b/runtime/helpers/kernel_commands.h
@@ -105,8 +105,6 @@ struct KernelCommandsHelper : public PerThreadDataHelper {
     static bool isPipeControlWArequired();
     static size_t getSizeRequiredDSH(
         const Kernel &kernel);
-    static size_t getSizeRequiredIH(
-        const Kernel &kernel);
     static size_t getSizeRequiredIOH(
         const Kernel &kernel,
         size_t localWorkSize = 256);
@@ -115,8 +113,6 @@ struct KernelCommandsHelper : public PerThreadDataHelper {
 
     static size_t getTotalSizeRequiredDSH(
         const MultiDispatchInfo &multiDispatchInfo);
-    static size_t getTotalSizeRequiredIH(
-        const MultiDispatchInfo &multiDispatchInfo);
     static size_t getTotalSizeRequiredIOH(
         const MultiDispatchInfo &multiDispatchInfo);
     static size_t getTotalSizeRequiredSSH(
@@ -127,46 +123,33 @@ struct KernelCommandsHelper : public PerThreadDataHelper {
         typedef typename GfxFamily::BINDING_TABLE_STATE BINDING_TABLE_STATE;
 
         size_t totalSize = 0;
-        if (kernel.isParentKernel) {
-            BlockKernelManager *blockManager = kernel.getProgram()->getBlockKernelManager();
-            uint32_t blockCount = static_cast<uint32_t>(blockManager->getCount());
-            uint32_t maxBindingTableCount = 0;
+        BlockKernelManager *blockManager = kernel.getProgram()->getBlockKernelManager();
+        uint32_t blockCount = static_cast<uint32_t>(blockManager->getCount());
+        uint32_t maxBindingTableCount = 0;
 
-            if (heapType == IndirectHeap::SURFACE_STATE || heapType == IndirectHeap::INSTRUCTION) {
-                if (heapType == IndirectHeap::SURFACE_STATE) {
-                    totalSize = BINDING_TABLE_STATE::SURFACESTATEPOINTER_ALIGN_SIZE - 1;
-                } else {
-                    totalSize = Kernel::kernelBinaryAlignement - 1;
-                }
+        if (heapType == IndirectHeap::SURFACE_STATE) {
+            totalSize = BINDING_TABLE_STATE::SURFACESTATEPOINTER_ALIGN_SIZE - 1;
 
-                for (uint32_t i = 0; i < blockCount; i++) {
-                    const KernelInfo *pBlockInfo = blockManager->getBlockKernelInfo(i);
-                    if (heapType == IndirectHeap::SURFACE_STATE) {
-                        totalSize += pBlockInfo->heapInfo.pKernelHeader->SurfaceStateHeapSize;
-                        totalSize = alignUp(totalSize, BINDING_TABLE_STATE::SURFACESTATEPOINTER_ALIGN_SIZE);
+            for (uint32_t i = 0; i < blockCount; i++) {
+                const KernelInfo *pBlockInfo = blockManager->getBlockKernelInfo(i);
+                totalSize += pBlockInfo->heapInfo.pKernelHeader->SurfaceStateHeapSize;
+                totalSize = alignUp(totalSize, BINDING_TABLE_STATE::SURFACESTATEPOINTER_ALIGN_SIZE);
 
-                        maxBindingTableCount = std::max(maxBindingTableCount, pBlockInfo->patchInfo.bindingTableState->Count);
-                    } else {
-                        totalSize += pBlockInfo->heapInfo.pKernelHeader->KernelHeapSize;
-                        totalSize = alignUp(totalSize, Kernel::kernelBinaryAlignement);
-                    }
-                }
+                maxBindingTableCount = std::max(maxBindingTableCount, pBlockInfo->patchInfo.bindingTableState->Count);
             }
+        }
 
-            if (heapType == IndirectHeap::INSTRUCTION || heapType == IndirectHeap::INDIRECT_OBJECT || heapType == IndirectHeap::SURFACE_STATE) {
-                BuiltIns &builtIns = BuiltIns::getInstance();
-                SchedulerKernel &scheduler = builtIns.getSchedulerKernel(kernel.getContext());
+        if (heapType == IndirectHeap::INDIRECT_OBJECT || heapType == IndirectHeap::SURFACE_STATE) {
+            BuiltIns &builtIns = BuiltIns::getInstance();
+            SchedulerKernel &scheduler = builtIns.getSchedulerKernel(kernel.getContext());
 
-                if (heapType == IndirectHeap::INSTRUCTION) {
-                    totalSize += getSizeRequiredIH(scheduler);
-                } else if (heapType == IndirectHeap::INDIRECT_OBJECT) {
-                    totalSize += getSizeRequiredIOH(scheduler);
-                } else {
-                    totalSize += getSizeRequiredSSH(scheduler);
+            if (heapType == IndirectHeap::INDIRECT_OBJECT) {
+                totalSize += getSizeRequiredIOH(scheduler);
+            } else {
+                totalSize += getSizeRequiredSSH(scheduler);
 
-                    totalSize += maxBindingTableCount * sizeof(BINDING_TABLE_STATE) * DeviceQueue::interfaceDescriptorEntries;
-                    totalSize = alignUp(totalSize, BINDING_TABLE_STATE::SURFACESTATEPOINTER_ALIGN_SIZE);
-                }
+                totalSize += maxBindingTableCount * sizeof(BINDING_TABLE_STATE) * DeviceQueue::interfaceDescriptorEntries;
+                totalSize = alignUp(totalSize, BINDING_TABLE_STATE::SURFACESTATEPOINTER_ALIGN_SIZE);
             }
         }
         return totalSize;
diff --git a/runtime/helpers/kernel_commands.inl b/runtime/helpers/kernel_commands.inl
index 5899bb8150..29a40d109e 100644
--- a/runtime/helpers/kernel_commands.inl
+++ b/runtime/helpers/kernel_commands.inl
@@ -93,13 +93,6 @@ size_t KernelCommandsHelper<GfxFamily>::getSizeRequiredIOH(
                    GPGPU_WALKER::INDIRECTDATASTARTADDRESS_ALIGN_SIZE);
 }
 
-template <typename GfxFamily>
-size_t KernelCommandsHelper<GfxFamily>::getSizeRequiredIH(
-    const Kernel &kernel) {
-    typedef typename GfxFamily::INTERFACE_DESCRIPTOR_DATA INTERFACE_DESCRIPTOR_DATA;
-    return kernel.getKernelHeapSize() + INTERFACE_DESCRIPTOR_DATA::KERNELSTARTPOINTER_ALIGN_SIZE;
-}
-
 template <typename GfxFamily>
 size_t KernelCommandsHelper<GfxFamily>::getSizeRequiredSSH(
     const Kernel &kernel) {
@@ -126,12 +119,6 @@ size_t KernelCommandsHelper<GfxFamily>::getTotalSizeRequiredDSH(
     return getSizeRequired(multiDispatchInfo, [](const DispatchInfo &dispatchInfo) { return getSizeRequiredDSH(*dispatchInfo.getKernel()); });
 }
 
-template <typename GfxFamily>
-size_t KernelCommandsHelper<GfxFamily>::getTotalSizeRequiredIH(
-    const MultiDispatchInfo &multiDispatchInfo) {
-    return getSizeRequired(multiDispatchInfo, [](const DispatchInfo &dispatchInfo) { return getSizeRequiredIH(*dispatchInfo.getKernel()); });
-}
-
 template <typename GfxFamily>
 size_t KernelCommandsHelper<GfxFamily>::getTotalSizeRequiredIOH(
     const MultiDispatchInfo &multiDispatchInfo) {
diff --git a/runtime/helpers/task_information.cpp b/runtime/helpers/task_information.cpp
index 11b3697ecb..d8148b1ca9 100644
--- a/runtime/helpers/task_information.cpp
+++ b/runtime/helpers/task_information.cpp
@@ -36,7 +36,6 @@
 namespace OCLRT {
 KernelOperation::~KernelOperation() {
     alignedFree(dsh->getCpuBase());
-    alignedFree(ish->getCpuBase());
     if (doNotFreeISH) {
         ioh.release();
     } else {
@@ -165,7 +164,6 @@ CompletionStamp &CommandComputeKernel::submit(uint32_t taskLevel, bool terminate
     memcpy_s(pDst, commandsSize, commandStream.getCpuBase(), commandsSize);
 
     size_t requestedDshSize = kernelOperation->dsh->getUsed();
-    size_t requestedIshSize = kernelOperation->ish->getUsed() + kernelOperation->instructionHeapSizeEM;
     size_t requestedIohSize = kernelOperation->ioh->getUsed();
     size_t requestedSshSize = kernelOperation->ssh->getUsed() + kernelOperation->surfaceStateHeapSizeEM;
 
@@ -180,10 +178,6 @@ CompletionStamp &CommandComputeKernel::submit(uint32_t taskLevel, bool terminate
         }
     }
 
-    if (commandQueue.getIndirectHeap(IndirectHeap::INSTRUCTION, 0).getUsed() > commandQueue.getInstructionHeapReservedBlockSize()) {
-        commandQueue.releaseIndirectHeap(IndirectHeap::INSTRUCTION);
-    }
-
     if (executionModelKernel) {
         dsh = devQueue->getIndirectHeap(IndirectHeap::DYNAMIC_STATE);
         // In ExecutionModel IOH is the same as DSH to eliminate StateBaseAddress reprogramming for scheduler kernel and blocks.
@@ -202,12 +196,8 @@ CompletionStamp &CommandComputeKernel::submit(uint32_t taskLevel, bool terminate
         ioh->getSpace(requestedIohSize);
     }
 
-    IndirectHeap &ish = commandQueue.getIndirectHeap(IndirectHeap::INSTRUCTION, requestedIshSize);
     IndirectHeap &ssh = commandQueue.getIndirectHeap(IndirectHeap::SURFACE_STATE, requestedSshSize);
 
-    memcpy_s(ptrOffset(ish.getCpuBase(), commandQueue.getInstructionHeapReservedBlockSize()), requestedIshSize, kernelOperation->ish->getCpuBase(), kernelOperation->ish->getUsed());
-    ish.getSpace(kernelOperation->ish->getUsed());
-
     memcpy_s(ssh.getCpuBase(), requestedSshSize, kernelOperation->ssh->getCpuBase(), kernelOperation->ssh->getUsed());
     ssh.getSpace(kernelOperation->ssh->getUsed());
 
@@ -224,7 +214,7 @@ CompletionStamp &CommandComputeKernel::submit(uint32_t taskLevel, bool terminate
 
     if (executionModelKernel) {
         uint32_t taskCount = commandStreamReceiver.peekTaskCount() + 1;
-        devQueue->setupExecutionModelDispatch(ish, ssh, kernel, kernelCount, taskCount, timestamp);
+        devQueue->setupExecutionModelDispatch(ssh, kernel, kernelCount, taskCount, timestamp);
 
         BuiltIns &builtIns = BuiltIns::getInstance();
         SchedulerKernel &scheduler = builtIns.getSchedulerKernel(commandQueue.getContext());
diff --git a/runtime/helpers/task_information.h b/runtime/helpers/task_information.h
index 2b5cb13a62..6ce554d6dc 100644
--- a/runtime/helpers/task_information.h
+++ b/runtime/helpers/task_information.h
@@ -77,22 +77,19 @@ class CommandMapUnmap : public Command {
 };
 
 struct KernelOperation {
-    KernelOperation(std::unique_ptr<LinearStream> commandStream, std::unique_ptr<IndirectHeap> dsh, std::unique_ptr<IndirectHeap> ish,
-                    std::unique_ptr<IndirectHeap> ioh, std::unique_ptr<IndirectHeap> ssh)
+    KernelOperation(std::unique_ptr<LinearStream> commandStream, std::unique_ptr<IndirectHeap> dsh, std::unique_ptr<IndirectHeap> ioh, std::unique_ptr<IndirectHeap> ssh)
         : commandStream(std::move(commandStream)), dsh(std::move(dsh)),
-          ish(std::move(ish)), ioh(std::move(ioh)), ssh(std::move(ssh)),
-          instructionHeapSizeEM(0), surfaceStateHeapSizeEM(0), doNotFreeISH(false) {
+          ioh(std::move(ioh)), ssh(std::move(ssh)),
+          surfaceStateHeapSizeEM(0), doNotFreeISH(false) {
     }
 
     ~KernelOperation();
 
     std::unique_ptr<LinearStream> commandStream;
     std::unique_ptr<IndirectHeap> dsh;
-    std::unique_ptr<IndirectHeap> ish;
     std::unique_ptr<IndirectHeap> ioh;
     std::unique_ptr<IndirectHeap> ssh;
 
-    size_t instructionHeapSizeEM;
     size_t surfaceStateHeapSizeEM;
     bool doNotFreeISH;
 };
diff --git a/unit_tests/command_queue/command_queue_hw_tests.cpp b/unit_tests/command_queue/command_queue_hw_tests.cpp
index 21ff3eb697..3dcdfe3738 100644
--- a/unit_tests/command_queue/command_queue_hw_tests.cpp
+++ b/unit_tests/command_queue/command_queue_hw_tests.cpp
@@ -413,8 +413,7 @@ HWTEST_F(BlockedCommandQueueTest, givenCommandQueueWhichHasSomeUsedHeapsWhenBloc
     mockKernelWithInternals.kernelHeader.KernelHeapSize = sizeof(mockKernelWithInternals.kernelIsa);
     auto mockKernel = mockKernelWithInternals.mockKernel;
 
-    IndirectHeap::Type heaps[] = {IndirectHeap::INSTRUCTION, IndirectHeap::INDIRECT_OBJECT,
-                                  IndirectHeap::DYNAMIC_STATE, IndirectHeap::SURFACE_STATE};
+    IndirectHeap::Type heaps[] = {IndirectHeap::INDIRECT_OBJECT, IndirectHeap::DYNAMIC_STATE, IndirectHeap::SURFACE_STATE};
 
     size_t prealocatedHeapSize = 2 * 64 * KB;
     for (auto heapType : heaps) {
@@ -428,14 +427,8 @@ HWTEST_F(BlockedCommandQueueTest, givenCommandQueueWhichHasSomeUsedHeapsWhenBloc
     DebugManager.flags.DisableResourceRecycling.set(false);
 
     std::set<void *> reusableHeaps;
-    for (unsigned int i = 0; i < 5; ++i) {
+    for (unsigned int i = 0; i < 4; ++i) {
         auto allocSize = prealocatedHeapSize;
-
-        //make sure that one of those allocations is larger so ISH can be recycled.
-        if (i == 4) {
-            allocSize = optimalInstructionHeapSize;
-        }
-
         void *mem = alignedMalloc(allocSize, 64);
         reusableHeaps.insert(mem);
         memset(mem, 0, allocSize);
@@ -452,7 +445,6 @@ HWTEST_F(BlockedCommandQueueTest, givenCommandQueueWhichHasSomeUsedHeapsWhenBloc
     userEvent.setStatus(CL_COMPLETE);
 
     // make sure used heaps are from preallocated pool
-    EXPECT_NE(reusableHeaps.end(), reusableHeaps.find(pCmdQ->getIndirectHeap(IndirectHeap::INSTRUCTION, 0).getCpuBase()));
     EXPECT_NE(reusableHeaps.end(), reusableHeaps.find(pCmdQ->getIndirectHeap(IndirectHeap::INDIRECT_OBJECT, 0).getCpuBase()));
     EXPECT_NE(reusableHeaps.end(), reusableHeaps.find(pCmdQ->getIndirectHeap(IndirectHeap::DYNAMIC_STATE, 0).getCpuBase()));
     EXPECT_NE(reusableHeaps.end(), reusableHeaps.find(pCmdQ->getIndirectHeap(IndirectHeap::SURFACE_STATE, 0).getCpuBase()));
@@ -479,8 +471,6 @@ HWTEST_F(BlockedCommandQueueTest, givenCommandQueueWhichHasSomeUsedHeapsWhenBloc
     }
 
     // expecting blocked command to be programmed indentically to a non-blocked counterpart
-    EXPECT_THAT(nonblockedCommandHeaps[static_cast<int>(IndirectHeap::INSTRUCTION)],
-                testing::ContainerEq(blockedCommandHeaps[static_cast<int>(IndirectHeap::INSTRUCTION)]));
     EXPECT_THAT(nonblockedCommandHeaps[static_cast<int>(IndirectHeap::INDIRECT_OBJECT)],
                 testing::ContainerEq(blockedCommandHeaps[static_cast<int>(IndirectHeap::INDIRECT_OBJECT)]));
     EXPECT_THAT(nonblockedCommandHeaps[static_cast<int>(IndirectHeap::DYNAMIC_STATE)],
@@ -506,12 +496,10 @@ HWTEST_F(BlockedCommandQueueTest, givenCommandQueueWhichHasSomeUnusedHeapsWhenBl
 
     cl_event blockedEvent = &userEvent;
 
-    auto &ish = pCmdQ->getIndirectHeap(IndirectHeap::INSTRUCTION, 4096u);
     auto &ioh = pCmdQ->getIndirectHeap(IndirectHeap::INDIRECT_OBJECT, 4096u);
     auto &dsh = pCmdQ->getIndirectHeap(IndirectHeap::DYNAMIC_STATE, 4096u);
     auto &ssh = pCmdQ->getIndirectHeap(IndirectHeap::SURFACE_STATE, 4096u);
 
-    auto ishBase = ish.getCpuBase();
     auto iohBase = ioh.getCpuBase();
     auto dshBase = dsh.getCpuBase();
     auto sshBase = ssh.getCpuBase();
@@ -519,7 +507,6 @@ HWTEST_F(BlockedCommandQueueTest, givenCommandQueueWhichHasSomeUnusedHeapsWhenBl
     pCmdQ->enqueueKernel(mockKernel, 1, &offset, &size, &size, 1, &blockedEvent, nullptr);
     userEvent.setStatus(CL_COMPLETE);
 
-    EXPECT_EQ(ishBase, ish.getCpuBase());
     EXPECT_EQ(iohBase, ioh.getCpuBase());
     EXPECT_EQ(dshBase, dsh.getCpuBase());
     EXPECT_EQ(sshBase, ssh.getCpuBase());
diff --git a/unit_tests/command_queue/dispatch_walker_tests.cpp b/unit_tests/command_queue/dispatch_walker_tests.cpp
index 57b4488d8c..4fbd591618 100644
--- a/unit_tests/command_queue/dispatch_walker_tests.cpp
+++ b/unit_tests/command_queue/dispatch_walker_tests.cpp
@@ -651,7 +651,6 @@ HWTEST_F(DispatchWalkerTest, dispatchWalkerDoesntConsumeCommandStreamWhenQueueIs
     EXPECT_NE(nullptr, blockedCommandsData);
     EXPECT_NE(nullptr, blockedCommandsData->commandStream);
     EXPECT_NE(nullptr, blockedCommandsData->dsh);
-    EXPECT_NE(nullptr, blockedCommandsData->ish);
     EXPECT_NE(nullptr, blockedCommandsData->ioh);
     EXPECT_NE(nullptr, blockedCommandsData->ssh);
 
@@ -691,13 +690,11 @@ HWTEST_F(DispatchWalkerTest, dispatchWalkerShouldGetRequiredHeapSizesFromKernelW
 
     auto expectedSizeCS = MemoryConstants::pageSize; //can get estimated more precisely
     auto expectedSizeDSH = KernelCommandsHelper<FamilyType>::getSizeRequiredDSH(kernel);
-    auto expectedSizeISH = KernelCommandsHelper<FamilyType>::getSizeRequiredIH(kernel);
     auto expectedSizeIOH = KernelCommandsHelper<FamilyType>::getSizeRequiredIOH(kernel, Math::computeTotalElementsCount(localWorkgroupSize));
     auto expectedSizeSSH = KernelCommandsHelper<FamilyType>::getSizeRequiredSSH(kernel);
 
     EXPECT_EQ(expectedSizeCS, blockedCommandsData->commandStream->getMaxAvailableSpace());
     EXPECT_EQ(expectedSizeDSH, blockedCommandsData->dsh->getMaxAvailableSpace());
-    EXPECT_EQ(expectedSizeISH, blockedCommandsData->ish->getMaxAvailableSpace());
     EXPECT_EQ(expectedSizeIOH, blockedCommandsData->ioh->getMaxAvailableSpace());
     EXPECT_EQ(expectedSizeSSH, blockedCommandsData->ssh->getMaxAvailableSpace());
 
@@ -728,13 +725,11 @@ HWTEST_F(DispatchWalkerTest, dispatchWalkerShouldGetRequiredHeapSizesFromMdiWhen
 
     auto expectedSizeCS = MemoryConstants::pageSize; //can get estimated more precisely
     auto expectedSizeDSH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredDSH(multiDispatchInfo);
-    auto expectedSizeISH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredIH(multiDispatchInfo);
     auto expectedSizeIOH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredIOH(multiDispatchInfo);
     auto expectedSizeSSH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredSSH(multiDispatchInfo);
 
     EXPECT_EQ(expectedSizeCS, blockedCommandsData->commandStream->getMaxAvailableSpace());
     EXPECT_EQ(expectedSizeDSH, blockedCommandsData->dsh->getMaxAvailableSpace());
-    EXPECT_EQ(expectedSizeISH, blockedCommandsData->ish->getMaxAvailableSpace());
     EXPECT_EQ(expectedSizeIOH, blockedCommandsData->ioh->getMaxAvailableSpace());
     EXPECT_EQ(expectedSizeSSH, blockedCommandsData->ssh->getMaxAvailableSpace());
 
diff --git a/unit_tests/command_queue/get_size_required_buffer_tests.cpp b/unit_tests/command_queue/get_size_required_buffer_tests.cpp
index 1c4ad7c1d8..6d2fc822ec 100644
--- a/unit_tests/command_queue/get_size_required_buffer_tests.cpp
+++ b/unit_tests/command_queue/get_size_required_buffer_tests.cpp
@@ -84,11 +84,9 @@ HWTEST_F(GetSizeRequiredBufferTest, enqueueFillBuffer) {
     auto &commandStream = pCmdQ->getCS();
     auto usedBeforeCS = commandStream.getUsed();
     auto &dsh = pCmdQ->getIndirectHeap(IndirectHeap::DYNAMIC_STATE);
-    auto &ih = pCmdQ->getIndirectHeap(IndirectHeap::INSTRUCTION);
     auto &ioh = pCmdQ->getIndirectHeap(IndirectHeap::INDIRECT_OBJECT);
     auto &ssh = pCmdQ->getIndirectHeap(IndirectHeap::SURFACE_STATE);
     auto usedBeforeDSH = dsh.getUsed();
-    auto usedBeforeIH = ih.getUsed();
     auto usedBeforeIOH = ioh.getUsed();
     auto usedBeforeSSH = ssh.getUsed();
 
@@ -112,13 +110,11 @@ HWTEST_F(GetSizeRequiredBufferTest, enqueueFillBuffer) {
 
     auto usedAfterCS = commandStream.getUsed();
     auto usedAfterDSH = dsh.getUsed();
-    auto usedAfterIH = ih.getUsed();
     auto usedAfterIOH = ioh.getUsed();
     auto usedAfterSSH = ssh.getUsed();
 
     auto expectedSizeCS = EnqueueOperation<FamilyType, CL_COMMAND_FILL_BUFFER>::getTotalSizeRequiredCS(false, false, *pCmdQ, multiDispatchInfo);
     auto expectedSizeDSH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredDSH(multiDispatchInfo);
-    auto expectedSizeIH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredIH(multiDispatchInfo);
     auto expectedSizeIOH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredIOH(multiDispatchInfo);
     auto expectedSizeSSH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredSSH(multiDispatchInfo);
 
@@ -131,7 +127,6 @@ HWTEST_F(GetSizeRequiredBufferTest, enqueueFillBuffer) {
 
     EXPECT_EQ(expectedSizeCS, usedAfterCS - usedBeforeCS);
     EXPECT_GE(expectedSizeDSH, usedAfterDSH - usedBeforeDSH);
-    EXPECT_GE(expectedSizeIH, usedAfterIH - usedBeforeIH);
     EXPECT_GE(expectedSizeIOH, usedAfterIOH - usedBeforeIOH);
     EXPECT_GE(expectedSizeSSH, usedAfterSSH - usedBeforeSSH);
 }
@@ -141,11 +136,9 @@ HWTEST_F(GetSizeRequiredBufferTest, enqueueCopyBuffer) {
     auto &commandStream = pCmdQ->getCS();
     auto usedBeforeCS = commandStream.getUsed();
     auto &dsh = pCmdQ->getIndirectHeap(IndirectHeap::DYNAMIC_STATE);
-    auto &ih = pCmdQ->getIndirectHeap(IndirectHeap::INSTRUCTION);
     auto &ioh = pCmdQ->getIndirectHeap(IndirectHeap::INDIRECT_OBJECT);
     auto &ssh = pCmdQ->getIndirectHeap(IndirectHeap::SURFACE_STATE);
     auto usedBeforeDSH = dsh.getUsed();
-    auto usedBeforeIH = ih.getUsed();
     auto usedBeforeIOH = ioh.getUsed();
     auto usedBeforeSSH = ssh.getUsed();
 
@@ -168,13 +161,11 @@ HWTEST_F(GetSizeRequiredBufferTest, enqueueCopyBuffer) {
 
     auto usedAfterCS = commandStream.getUsed();
     auto usedAfterDSH = dsh.getUsed();
-    auto usedAfterIH = ih.getUsed();
     auto usedAfterIOH = ioh.getUsed();
     auto usedAfterSSH = ssh.getUsed();
 
     auto expectedSizeCS = EnqueueOperation<FamilyType, CL_COMMAND_COPY_BUFFER>::getTotalSizeRequiredCS(false, false, *pCmdQ, multiDispatchInfo);
     auto expectedSizeDSH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredDSH(multiDispatchInfo);
-    auto expectedSizeIH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredIH(multiDispatchInfo);
     auto expectedSizeIOH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredIOH(multiDispatchInfo);
     auto expectedSizeSSH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredSSH(multiDispatchInfo);
 
@@ -187,7 +178,6 @@ HWTEST_F(GetSizeRequiredBufferTest, enqueueCopyBuffer) {
 
     EXPECT_EQ(expectedSizeCS, usedAfterCS - usedBeforeCS);
     EXPECT_GE(expectedSizeDSH, usedAfterDSH - usedBeforeDSH);
-    EXPECT_GE(expectedSizeIH, usedAfterIH - usedBeforeIH);
     EXPECT_GE(expectedSizeIOH, usedAfterIOH - usedBeforeIOH);
     EXPECT_GE(expectedSizeSSH, usedAfterSSH - usedBeforeSSH);
 }
@@ -197,11 +187,9 @@ HWTEST_F(GetSizeRequiredBufferTest, enqueueReadBufferNonBlocking) {
     auto &commandStream = pCmdQ->getCS();
     auto usedBeforeCS = commandStream.getUsed();
     auto &dsh = pCmdQ->getIndirectHeap(IndirectHeap::DYNAMIC_STATE);
-    auto &ih = pCmdQ->getIndirectHeap(IndirectHeap::INSTRUCTION);
     auto &ioh = pCmdQ->getIndirectHeap(IndirectHeap::INDIRECT_OBJECT);
     auto &ssh = pCmdQ->getIndirectHeap(IndirectHeap::SURFACE_STATE);
     auto usedBeforeDSH = dsh.getUsed();
-    auto usedBeforeIH = ih.getUsed();
     auto usedBeforeIOH = ioh.getUsed();
     auto usedBeforeSSH = ssh.getUsed();
 
@@ -225,13 +213,11 @@ HWTEST_F(GetSizeRequiredBufferTest, enqueueReadBufferNonBlocking) {
 
     auto usedAfterCS = commandStream.getUsed();
     auto usedAfterDSH = dsh.getUsed();
-    auto usedAfterIH = ih.getUsed();
     auto usedAfterIOH = ioh.getUsed();
     auto usedAfterSSH = ssh.getUsed();
 
     auto expectedSizeCS = EnqueueOperation<FamilyType, CL_COMMAND_READ_BUFFER>::getTotalSizeRequiredCS(false, false, *pCmdQ, multiDispatchInfo);
     auto expectedSizeDSH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredDSH(multiDispatchInfo);
-    auto expectedSizeIH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredIH(multiDispatchInfo);
     auto expectedSizeIOH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredIOH(multiDispatchInfo);
     auto expectedSizeSSH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredSSH(multiDispatchInfo);
 
@@ -244,7 +230,6 @@ HWTEST_F(GetSizeRequiredBufferTest, enqueueReadBufferNonBlocking) {
 
     EXPECT_EQ(expectedSizeCS, usedAfterCS - usedBeforeCS);
     EXPECT_GE(expectedSizeDSH, usedAfterDSH - usedBeforeDSH);
-    EXPECT_GE(expectedSizeIH, usedAfterIH - usedBeforeIH);
     EXPECT_GE(expectedSizeIOH, usedAfterIOH - usedBeforeIOH);
     EXPECT_GE(expectedSizeSSH, usedAfterSSH - usedBeforeSSH);
 }
@@ -254,11 +239,9 @@ HWTEST_F(GetSizeRequiredBufferTest, enqueueReadBufferBlocking) {
     auto &commandStream = pCmdQ->getCS();
     auto usedBeforeCS = commandStream.getUsed();
     auto &dsh = pCmdQ->getIndirectHeap(IndirectHeap::DYNAMIC_STATE);
-    auto &ih = pCmdQ->getIndirectHeap(IndirectHeap::INSTRUCTION);
     auto &ioh = pCmdQ->getIndirectHeap(IndirectHeap::INDIRECT_OBJECT);
     auto &ssh = pCmdQ->getIndirectHeap(IndirectHeap::SURFACE_STATE);
     auto usedBeforeDSH = dsh.getUsed();
-    auto usedBeforeIH = ih.getUsed();
     auto usedBeforeIOH = ioh.getUsed();
     auto usedBeforeSSH = ssh.getUsed();
 
@@ -283,13 +266,11 @@ HWTEST_F(GetSizeRequiredBufferTest, enqueueReadBufferBlocking) {
 
     auto usedAfterCS = commandStream.getUsed();
     auto usedAfterDSH = dsh.getUsed();
-    auto usedAfterIH = ih.getUsed();
     auto usedAfterIOH = ioh.getUsed();
     auto usedAfterSSH = ssh.getUsed();
 
     auto expectedSizeCS = EnqueueOperation<FamilyType, CL_COMMAND_READ_BUFFER>::getTotalSizeRequiredCS(false, false, *pCmdQ, multiDispatchInfo);
     auto expectedSizeDSH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredDSH(multiDispatchInfo);
-    auto expectedSizeIH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredIH(multiDispatchInfo);
     auto expectedSizeIOH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredIOH(multiDispatchInfo);
     auto expectedSizeSSH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredSSH(multiDispatchInfo);
 
@@ -302,7 +283,6 @@ HWTEST_F(GetSizeRequiredBufferTest, enqueueReadBufferBlocking) {
 
     EXPECT_EQ(expectedSizeCS, usedAfterCS - usedBeforeCS);
     EXPECT_GE(expectedSizeDSH, usedAfterDSH - usedBeforeDSH);
-    EXPECT_GE(expectedSizeIH, usedAfterIH - usedBeforeIH);
     EXPECT_GE(expectedSizeIOH, usedAfterIOH - usedBeforeIOH);
     EXPECT_GE(expectedSizeSSH, usedAfterSSH - usedBeforeSSH);
 }
@@ -312,11 +292,9 @@ HWTEST_F(GetSizeRequiredBufferTest, enqueueWriteBufferNonBlocking) {
     auto &commandStream = pCmdQ->getCS();
     auto usedBeforeCS = commandStream.getUsed();
     auto &dsh = pCmdQ->getIndirectHeap(IndirectHeap::DYNAMIC_STATE);
-    auto &ih = pCmdQ->getIndirectHeap(IndirectHeap::INSTRUCTION);
     auto &ioh = pCmdQ->getIndirectHeap(IndirectHeap::INDIRECT_OBJECT);
     auto &ssh = pCmdQ->getIndirectHeap(IndirectHeap::SURFACE_STATE);
     auto usedBeforeDSH = dsh.getUsed();
-    auto usedBeforeIH = ih.getUsed();
     auto usedBeforeIOH = ioh.getUsed();
     auto usedBeforeSSH = ssh.getUsed();
 
@@ -341,13 +319,11 @@ HWTEST_F(GetSizeRequiredBufferTest, enqueueWriteBufferNonBlocking) {
 
     auto usedAfterCS = commandStream.getUsed();
     auto usedAfterDSH = dsh.getUsed();
-    auto usedAfterIH = ih.getUsed();
     auto usedAfterIOH = ioh.getUsed();
     auto usedAfterSSH = ssh.getUsed();
 
     auto expectedSizeCS = EnqueueOperation<FamilyType, CL_COMMAND_WRITE_BUFFER>::getTotalSizeRequiredCS(false, false, *pCmdQ, multiDispatchInfo);
     auto expectedSizeDSH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredDSH(multiDispatchInfo);
-    auto expectedSizeIH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredIH(multiDispatchInfo);
     auto expectedSizeIOH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredIOH(multiDispatchInfo);
     auto expectedSizeSSH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredSSH(multiDispatchInfo);
 
@@ -357,7 +333,6 @@ HWTEST_F(GetSizeRequiredBufferTest, enqueueWriteBufferNonBlocking) {
 
     EXPECT_EQ(expectedSizeCS, usedAfterCS - usedBeforeCS);
     EXPECT_GE(expectedSizeDSH, usedAfterDSH - usedBeforeDSH);
-    EXPECT_GE(expectedSizeIH, usedAfterIH - usedBeforeIH);
     EXPECT_GE(expectedSizeIOH, usedAfterIOH - usedBeforeIOH);
     EXPECT_GE(expectedSizeSSH, usedAfterSSH - usedBeforeSSH);
 }
@@ -366,11 +341,9 @@ HWTEST_F(GetSizeRequiredBufferTest, enqueueWriteBufferBlocking) {
     auto &commandStream = pCmdQ->getCS();
     auto usedBeforeCS = commandStream.getUsed();
     auto &dsh = pCmdQ->getIndirectHeap(IndirectHeap::DYNAMIC_STATE);
-    auto &ih = pCmdQ->getIndirectHeap(IndirectHeap::INSTRUCTION);
     auto &ioh = pCmdQ->getIndirectHeap(IndirectHeap::INDIRECT_OBJECT);
     auto &ssh = pCmdQ->getIndirectHeap(IndirectHeap::SURFACE_STATE);
     auto usedBeforeDSH = dsh.getUsed();
-    auto usedBeforeIH = ih.getUsed();
     auto usedBeforeIOH = ioh.getUsed();
     auto usedBeforeSSH = ssh.getUsed();
 
@@ -396,13 +369,11 @@ HWTEST_F(GetSizeRequiredBufferTest, enqueueWriteBufferBlocking) {
 
     auto usedAfterCS = commandStream.getUsed();
     auto usedAfterDSH = dsh.getUsed();
-    auto usedAfterIH = ih.getUsed();
     auto usedAfterIOH = ioh.getUsed();
     auto usedAfterSSH = ssh.getUsed();
 
     auto expectedSizeCS = EnqueueOperation<FamilyType, CL_COMMAND_WRITE_BUFFER>::getTotalSizeRequiredCS(false, false, *pCmdQ, multiDispatchInfo);
     auto expectedSizeDSH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredDSH(multiDispatchInfo);
-    auto expectedSizeIH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredIH(multiDispatchInfo);
     auto expectedSizeIOH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredIOH(multiDispatchInfo);
     auto expectedSizeSSH = KernelCommandsHelper<FamilyType>::getTotalSizeRequiredSSH(multiDispatchInfo);
 
@@ -412,7 +383,6 @@ HWTEST_F(GetSizeRequiredBufferTest, enqueueWriteBufferBlocking) {
 
     EXPECT_EQ(expectedSizeCS, usedAfterCS - usedBeforeCS);
     EXPECT_GE(expectedSizeDSH, usedAfterDSH - usedBeforeDSH);
-    EXPECT_GE(expectedSizeIH, usedAfterIH - usedBeforeIH);
     EXPECT_GE(expectedSizeIOH, usedAfterIOH - usedBeforeIOH);
     EXPECT_GE(expectedSizeSSH, usedAfterSSH - usedBeforeSSH);
 }
diff --git a/unit_tests/command_queue/get_size_required_image_tests.cpp b/unit_tests/command_queue/get_size_required_image_tests.cpp
index 98be342f46..8b5322e1e7 100644
--- a/unit_tests/command_queue/get_size_required_image_tests.cpp
+++ b/unit_tests/command_queue/get_size_required_image_tests.cpp
@@ -75,11 +75,9 @@ HWTEST_F(GetSizeRequiredImageTest, enqueueCopyImage) {
     auto &commandStream = pCmdQ->getCS();
     auto usedBeforeCS = commandStream.getUsed();
     auto &dsh = pCmdQ->getIndirectHeap(IndirectHeap::DYNAMIC_STATE);
-    auto &ih = pCmdQ->getIndirectHeap(IndirectHeap::INSTRUCTION);
     auto &ioh = pCmdQ->getIndirectHeap(IndirectHeap::INDIRECT_OBJECT);
     auto &ssh = pCmdQ->getIndirectHeap(IndirectHeap::SURFACE_STATE);
     auto usedBeforeDSH = dsh.getUsed();
-    auto usedBeforeIH = ih.getUsed();
     auto usedBeforeIOH = ioh.getUsed();
     auto usedBeforeSSH = ssh.getUsed();
 
@@ -105,13 +103,11 @@ HWTEST_F(GetSizeRequiredImageTest, enqueueCopyImage) {
 
     auto usedAfterCS = commandStream.getUsed();
     auto usedAfterDSH = dsh.getUsed();
-    auto usedAfterIH = ih.getUsed();
     auto usedAfterIOH = ioh.getUsed();
     auto usedAfterSSH = ssh.getUsed();
 
     auto expectedSizeCS = EnqueueOperation<FamilyType, CL_COMMAND_COPY_IMAGE>::getSizeRequiredCS(false, false, *pCmdQ, kernel);
     auto expectedSizeDSH = KernelCommandsHelper<FamilyType>::getSizeRequiredDSH(*kernel);
-    auto expectedSizeIH = KernelCommandsHelper<FamilyType>::getSizeRequiredIH(*kernel);
     auto expectedSizeIOH = KernelCommandsHelper<FamilyType>::getSizeRequiredIOH(*kernel);
     auto expectedSizeSSH = KernelCommandsHelper<FamilyType>::getSizeRequiredSSH(*kernel);
 
@@ -121,7 +117,6 @@ HWTEST_F(GetSizeRequiredImageTest, enqueueCopyImage) {
 
     EXPECT_EQ(expectedSizeCS, usedAfterCS - usedBeforeCS);
     EXPECT_GE(expectedSizeDSH, usedAfterDSH - usedBeforeDSH);
-    EXPECT_GE(expectedSizeIH, usedAfterIH - usedBeforeIH);
     EXPECT_GE(expectedSizeIOH, usedAfterIOH - usedBeforeIOH);
     EXPECT_GE(expectedSizeSSH, usedAfterSSH - usedBeforeSSH);
 }
@@ -130,11 +125,9 @@ HWTEST_F(GetSizeRequiredImageTest, enqueueCopyReadAndWriteImage) {
     auto &commandStream = pCmdQ->getCS();
     auto usedBeforeCS = commandStream.getUsed();
     auto &dsh = pCmdQ->getIndirectHeap(IndirectHeap::DYNAMIC_STATE);
-    auto &ih = pCmdQ->getIndirectHeap(IndirectHeap::INSTRUCTION);
     auto &ioh = pCmdQ->getIndirectHeap(IndirectHeap::INDIRECT_OBJECT);
     auto &ssh = pCmdQ->getIndirectHeap(IndirectHeap::SURFACE_STATE);
     auto usedBeforeDSH = dsh.getUsed();
-    auto usedBeforeIH = ih.getUsed();
     auto usedBeforeIOH = ioh.getUsed();
     auto usedBeforeSSH = ssh.getUsed();
 
@@ -158,13 +151,11 @@ HWTEST_F(GetSizeRequiredImageTest, enqueueCopyReadAndWriteImage) {
 
     auto usedAfterCS = commandStream.getUsed();
     auto usedAfterDSH = dsh.getUsed();
-    auto usedAfterIH = ih.getUsed();
     auto usedAfterIOH = ioh.getUsed();
     auto usedAfterSSH = ssh.getUsed();
 
     auto expectedSizeCS = EnqueueOperation<FamilyType, CL_COMMAND_COPY_IMAGE>::getSizeRequiredCS(false, false, *pCmdQ, kernel.get());
     auto expectedSizeDSH = KernelCommandsHelper<FamilyType>::getSizeRequiredDSH(*kernel.get());
-    auto expectedSizeIH = KernelCommandsHelper<FamilyType>::getSizeRequiredIH(*kernel.get());
     auto expectedSizeIOH = KernelCommandsHelper<FamilyType>::getSizeRequiredIOH(*kernel.get());
     auto expectedSizeSSH = KernelCommandsHelper<FamilyType>::getSizeRequiredSSH(*kernel.get());
 
@@ -176,7 +167,6 @@ HWTEST_F(GetSizeRequiredImageTest, enqueueCopyReadAndWriteImage) {
 
     EXPECT_EQ(expectedSizeCS, usedAfterCS - usedBeforeCS);
     EXPECT_GE(expectedSizeDSH, usedAfterDSH - usedBeforeDSH);
-    EXPECT_GE(expectedSizeIH, usedAfterIH - usedBeforeIH);
     EXPECT_GE(expectedSizeIOH, usedAfterIOH - usedBeforeIOH);
     EXPECT_GE(expectedSizeSSH, usedAfterSSH - usedBeforeSSH);
 }
@@ -185,11 +175,9 @@ HWTEST_F(GetSizeRequiredImageTest, enqueueReadImageNonBlocking) {
     auto &commandStream = pCmdQ->getCS();
     auto usedBeforeCS = commandStream.getUsed();
     auto &dsh = pCmdQ->getIndirectHeap(IndirectHeap::DYNAMIC_STATE);
-    auto &ih = pCmdQ->getIndirectHeap(IndirectHeap::INSTRUCTION);
     auto &ioh = pCmdQ->getIndirectHeap(IndirectHeap::INDIRECT_OBJECT);
     auto &ssh = pCmdQ->getIndirectHeap(IndirectHeap::SURFACE_STATE);
     auto usedBeforeDSH = dsh.getUsed();
-    auto usedBeforeIH = ih.getUsed();
     auto usedBeforeIOH = ioh.getUsed();
     auto usedBeforeSSH = ssh.getUsed();
 
@@ -219,13 +207,11 @@ HWTEST_F(GetSizeRequiredImageTest, enqueueReadImageNonBlocking) {
 
     auto usedAfterCS = commandStream.getUsed();
     auto usedAfterDSH = dsh.getUsed();
-    auto usedAfterIH = ih.getUsed();
     auto usedAfterIOH = ioh.getUsed();
     auto usedAfterSSH = ssh.getUsed();
 
     auto expectedSizeCS = EnqueueOperation<FamilyType, CL_COMMAND_READ_IMAGE>::getSizeRequiredCS(false, false, *pCmdQ, kernel);
     auto expectedSizeDSH = KernelCommandsHelper<FamilyType>::getSizeRequiredDSH(*kernel);
-    auto expectedSizeIH = KernelCommandsHelper<FamilyType>::getSizeRequiredIH(*kernel);
     auto expectedSizeIOH = KernelCommandsHelper<FamilyType>::getSizeRequiredIOH(*kernel);
     auto expectedSizeSSH = KernelCommandsHelper<FamilyType>::getSizeRequiredSSH(*kernel);
 
@@ -235,7 +221,6 @@ HWTEST_F(GetSizeRequiredImageTest, enqueueReadImageNonBlocking) {
 
     EXPECT_EQ(expectedSizeCS, usedAfterCS - usedBeforeCS);
     EXPECT_GE(expectedSizeDSH, usedAfterDSH - usedBeforeDSH);
-    EXPECT_GE(expectedSizeIH, usedAfterIH - usedBeforeIH);
     EXPECT_GE(expectedSizeIOH, usedAfterIOH - usedBeforeIOH);
     EXPECT_GE(expectedSizeSSH, usedAfterSSH - usedBeforeSSH);
 }
@@ -244,11 +229,9 @@ HWTEST_F(GetSizeRequiredImageTest, enqueueReadImageBlocking) {
     auto &commandStream = pCmdQ->getCS();
     auto usedBeforeCS = commandStream.getUsed();
     auto &dsh = pCmdQ->getIndirectHeap(IndirectHeap::DYNAMIC_STATE);
-    auto &ih = pCmdQ->getIndirectHeap(IndirectHeap::INSTRUCTION);
     auto &ioh = pCmdQ->getIndirectHeap(IndirectHeap::INDIRECT_OBJECT);
     auto &ssh = pCmdQ->getIndirectHeap(IndirectHeap::SURFACE_STATE);
     auto usedBeforeDSH = dsh.getUsed();
-    auto usedBeforeIH = ih.getUsed();
     auto usedBeforeIOH = ioh.getUsed();
     auto usedBeforeSSH = ssh.getUsed();
 
@@ -278,13 +261,11 @@ HWTEST_F(GetSizeRequiredImageTest, enqueueReadImageBlocking) {
 
     auto usedAfterCS = commandStream.getUsed();
     auto usedAfterDSH = dsh.getUsed();
-    auto usedAfterIH = ih.getUsed();
     auto usedAfterIOH = ioh.getUsed();
     auto usedAfterSSH = ssh.getUsed();
 
     auto expectedSizeCS = EnqueueOperation<FamilyType, CL_COMMAND_READ_IMAGE>::getSizeRequiredCS(false, false, *pCmdQ, kernel);
     auto expectedSizeDSH = KernelCommandsHelper<FamilyType>::getSizeRequiredDSH(*kernel);
-    auto expectedSizeIH = KernelCommandsHelper<FamilyType>::getSizeRequiredIH(*kernel);
     auto expectedSizeIOH = KernelCommandsHelper<FamilyType>::getSizeRequiredIOH(*kernel);
     auto expectedSizeSSH = KernelCommandsHelper<FamilyType>::getSizeRequiredSSH(*kernel);
 
@@ -294,7 +275,6 @@ HWTEST_F(GetSizeRequiredImageTest, enqueueReadImageBlocking) {
 
     EXPECT_EQ(expectedSizeCS, usedAfterCS - usedBeforeCS);
     EXPECT_GE(expectedSizeDSH, usedAfterDSH - usedBeforeDSH);
-    EXPECT_GE(expectedSizeIH, usedAfterIH - usedBeforeIH);
     EXPECT_GE(expectedSizeIOH, usedAfterIOH - usedBeforeIOH);
     EXPECT_GE(expectedSizeSSH, usedAfterSSH - usedBeforeSSH);
 }
@@ -303,11 +283,9 @@ HWTEST_F(GetSizeRequiredImageTest, enqueueWriteImageNonBlocking) {
     auto &commandStream = pCmdQ->getCS();
     auto usedBeforeCS = commandStream.getUsed();
     auto &dsh = pCmdQ->getIndirectHeap(IndirectHeap::DYNAMIC_STATE);
-    auto &ih = pCmdQ->getIndirectHeap(IndirectHeap::INSTRUCTION);
     auto &ioh = pCmdQ->getIndirectHeap(IndirectHeap::INDIRECT_OBJECT);
     auto &ssh = pCmdQ->getIndirectHeap(IndirectHeap::SURFACE_STATE);
     auto usedBeforeDSH = dsh.getUsed();
-    auto usedBeforeIH = ih.getUsed();
     auto usedBeforeIOH = ioh.getUsed();
     auto usedBeforeSSH = ssh.getUsed();
 
@@ -337,13 +315,11 @@ HWTEST_F(GetSizeRequiredImageTest, enqueueWriteImageNonBlocking) {
 
     auto usedAfterCS = commandStream.getUsed();
     auto usedAfterDSH = dsh.getUsed();
-    auto usedAfterIH = ih.getUsed();
     auto usedAfterIOH = ioh.getUsed();
     auto usedAfterSSH = ssh.getUsed();
 
     auto expectedSizeCS = EnqueueOperation<FamilyType, CL_COMMAND_WRITE_IMAGE>::getSizeRequiredCS(false, false, *pCmdQ, kernel);
     auto expectedSizeDSH = KernelCommandsHelper<FamilyType>::getSizeRequiredDSH(*kernel);
-    auto expectedSizeIH = KernelCommandsHelper<FamilyType>::getSizeRequiredIH(*kernel);
     auto expectedSizeIOH = KernelCommandsHelper<FamilyType>::getSizeRequiredIOH(*kernel);
     auto expectedSizeSSH = KernelCommandsHelper<FamilyType>::getSizeRequiredSSH(*kernel);
 
@@ -353,7 +329,6 @@ HWTEST_F(GetSizeRequiredImageTest, enqueueWriteImageNonBlocking) {
 
     EXPECT_EQ(expectedSizeCS, usedAfterCS - usedBeforeCS);
     EXPECT_GE(expectedSizeDSH, usedAfterDSH - usedBeforeDSH);
-    EXPECT_GE(expectedSizeIH, usedAfterIH - usedBeforeIH);
     EXPECT_GE(expectedSizeIOH, usedAfterIOH - usedBeforeIOH);
     EXPECT_GE(expectedSizeSSH, usedAfterSSH - usedBeforeSSH);
 }
@@ -362,11 +337,9 @@ HWTEST_F(GetSizeRequiredImageTest, enqueueWriteImageBlocking) {
     auto &commandStream = pCmdQ->getCS();
     auto usedBeforeCS = commandStream.getUsed();
     auto &dsh = pCmdQ->getIndirectHeap(IndirectHeap::DYNAMIC_STATE);
-    auto &ih = pCmdQ->getIndirectHeap(IndirectHeap::INSTRUCTION);
     auto &ioh = pCmdQ->getIndirectHeap(IndirectHeap::INDIRECT_OBJECT);
     auto &ssh = pCmdQ->getIndirectHeap(IndirectHeap::SURFACE_STATE);
     auto usedBeforeDSH = dsh.getUsed();
-    auto usedBeforeIH = ih.getUsed();
     auto usedBeforeIOH = ioh.getUsed();
     auto usedBeforeSSH = ssh.getUsed();
 
@@ -396,13 +369,11 @@ HWTEST_F(GetSizeRequiredImageTest, enqueueWriteImageBlocking) {
 
     auto usedAfterCS = commandStream.getUsed();
     auto usedAfterDSH = dsh.getUsed();
-    auto usedAfterIH = ih.getUsed();
     auto usedAfterIOH = ioh.getUsed();
     auto usedAfterSSH = ssh.getUsed();
 
     auto expectedSizeCS = EnqueueOperation<FamilyType, CL_COMMAND_WRITE_IMAGE>::getSizeRequiredCS(false, false, *pCmdQ, kernel);
     auto expectedSizeDSH = KernelCommandsHelper<FamilyType>::getSizeRequiredDSH(*kernel);
-    auto expectedSizeIH = KernelCommandsHelper<FamilyType>::getSizeRequiredIH(*kernel);
     auto expectedSizeIOH = KernelCommandsHelper<FamilyType>::getSizeRequiredIOH(*kernel);
     auto expectedSizeSSH = KernelCommandsHelper<FamilyType>::getSizeRequiredSSH(*kernel);
 
@@ -412,7 +383,6 @@ HWTEST_F(GetSizeRequiredImageTest, enqueueWriteImageBlocking) {
 
     EXPECT_EQ(expectedSizeCS, usedAfterCS - usedBeforeCS);
     EXPECT_GE(expectedSizeDSH, usedAfterDSH - usedBeforeDSH);
-    EXPECT_GE(expectedSizeIH, usedAfterIH - usedBeforeIH);
     EXPECT_GE(expectedSizeIOH, usedAfterIOH - usedBeforeIOH);
     EXPECT_GE(expectedSizeSSH, usedAfterSSH - usedBeforeSSH);
 }
diff --git a/unit_tests/device_queue/device_queue_hw_tests.cpp b/unit_tests/device_queue/device_queue_hw_tests.cpp
index e3332b0882..6676ed6924 100644
--- a/unit_tests/device_queue/device_queue_hw_tests.cpp
+++ b/unit_tests/device_queue/device_queue_hw_tests.cpp
@@ -528,29 +528,21 @@ HWTEST_P(DeviceQueueHwWithKernel, setupIndirectState) {
         auto dsh = devQueueHw->getIndirectHeap(IndirectHeap::DYNAMIC_STATE);
         ASSERT_NE(nullptr, dsh);
 
-        size_t instructionHeapSize = pKernel->getInstructionHeapSizeForExecutionModel();
         size_t surfaceStateHeapSize = KernelCommandsHelper<FamilyType>::template getSizeRequiredForExecutionModel<IndirectHeap::SURFACE_STATE>(const_cast<const Kernel &>(*pKernel));
 
-        auto ish = new IndirectHeap(alignedMalloc(instructionHeapSize, MemoryConstants::pageSize), instructionHeapSize);
         auto ssh = new IndirectHeap(alignedMalloc(surfaceStateHeapSize, MemoryConstants::pageSize), surfaceStateHeapSize);
-        ASSERT_NE(nullptr, ish);
-        auto usedBeforeISH = ish->getUsed();
         auto usedBeforeSSH = ssh->getUsed();
         auto usedBeforeDSH = dsh->getUsed();
 
-        devQueueHw->setupIndirectState(*ish, *ssh, pKernel, 1);
-        auto usedAfterISH = ish->getUsed();
+        devQueueHw->setupIndirectState(*ssh, pKernel, 1);
         auto usedAfterSSH = ssh->getUsed();
         auto usedAfterDSH = dsh->getUsed();
 
-        EXPECT_GE(instructionHeapSize, usedAfterISH - usedBeforeISH);
         EXPECT_GE(surfaceStateHeapSize, usedAfterSSH - usedBeforeSSH);
 
         EXPECT_EQ(0u, usedAfterDSH - usedBeforeDSH);
 
-        alignedFree(ish->getCpuBase());
         alignedFree(ssh->getCpuBase());
-        delete ish;
         delete ssh;
     }
 }
@@ -566,22 +558,18 @@ HWTEST_P(DeviceQueueHwWithKernel, setupIndirectStateSetsCorrectStartBlockID) {
         auto dsh = devQueueHw->getIndirectHeap(IndirectHeap::DYNAMIC_STATE);
         ASSERT_NE(nullptr, dsh);
 
-        size_t instructionHeapSize = pKernel->getInstructionHeapSizeForExecutionModel();
         size_t surfaceStateHeapSize = KernelCommandsHelper<FamilyType>::template getSizeRequiredForExecutionModel<IndirectHeap::SURFACE_STATE>(const_cast<const Kernel &>(*pKernel));
 
-        auto ish = new IndirectHeap(alignedMalloc(instructionHeapSize, MemoryConstants::pageSize), instructionHeapSize);
         auto ssh = new IndirectHeap(alignedMalloc(surfaceStateHeapSize, MemoryConstants::pageSize), surfaceStateHeapSize);
 
         uint32_t parentCount = 4;
 
-        devQueueHw->setupIndirectState(*ish, *ssh, pKernel, parentCount);
+        devQueueHw->setupIndirectState(*ssh, pKernel, parentCount);
         auto *igilQueue = reinterpret_cast<IGIL_CommandQueue *>(devQueueHw->getQueueBuffer()->getUnderlyingBuffer());
 
         EXPECT_EQ(parentCount, igilQueue->m_controls.m_StartBlockID);
 
-        alignedFree(ish->getCpuBase());
         alignedFree(ssh->getCpuBase());
-        delete ish;
         delete ssh;
     }
 }
@@ -600,15 +588,13 @@ HWTEST_P(DeviceQueueHwWithKernel, setupIndirectStateSetsCorrectDSHValues) {
         auto dsh = devQueueHw->getIndirectHeap(IndirectHeap::DYNAMIC_STATE);
         ASSERT_NE(nullptr, dsh);
 
-        size_t instructionHeapSize = pKernel->getInstructionHeapSizeForExecutionModel();
         size_t surfaceStateHeapSize = KernelCommandsHelper<FamilyType>::template getSizeRequiredForExecutionModel<IndirectHeap::SURFACE_STATE>(const_cast<const Kernel &>(*pKernel));
 
-        auto ish = new IndirectHeap(alignedMalloc(instructionHeapSize, MemoryConstants::pageSize), instructionHeapSize);
         auto ssh = new IndirectHeap(alignedMalloc(surfaceStateHeapSize, MemoryConstants::pageSize), surfaceStateHeapSize);
 
         uint32_t parentCount = 1;
 
-        devQueueHw->setupIndirectState(*ish, *ssh, pKernel, parentCount);
+        devQueueHw->setupIndirectState(*ssh, pKernel, parentCount);
         auto *igilQueue = reinterpret_cast<IGIL_CommandQueue *>(devQueueHw->getQueueBuffer()->getUnderlyingBuffer());
 
         EXPECT_EQ(igilQueue->m_controls.m_DynamicHeapStart, devQueueHw->offsetDsh + alignUp((uint32_t)pKernel->getDynamicStateHeapSize(), GPGPU_WALKER::INDIRECTDATASTARTADDRESS_ALIGN_SIZE));
@@ -616,9 +602,7 @@ HWTEST_P(DeviceQueueHwWithKernel, setupIndirectStateSetsCorrectDSHValues) {
         EXPECT_EQ(igilQueue->m_controls.m_CurrentDSHoffset, devQueueHw->offsetDsh + alignUp((uint32_t)pKernel->getDynamicStateHeapSize(), GPGPU_WALKER::INDIRECTDATASTARTADDRESS_ALIGN_SIZE));
         EXPECT_EQ(igilQueue->m_controls.m_ParentDSHOffset, devQueueHw->offsetDsh);
 
-        alignedFree(ish->getCpuBase());
         alignedFree(ssh->getCpuBase());
-        delete ish;
         delete ssh;
         delete devQueueHw;
     }
diff --git a/unit_tests/device_queue/device_queue_tests.cpp b/unit_tests/device_queue/device_queue_tests.cpp
index 677cab2aee..f5377a7f53 100644
--- a/unit_tests/device_queue/device_queue_tests.cpp
+++ b/unit_tests/device_queue/device_queue_tests.cpp
@@ -39,11 +39,9 @@ TEST(DeviceQueueSimpleTest, setupExecutionModelDispatchDoesNothing) {
     memset(buffer, 1, 20);
 
     size_t size = 20;
-    IndirectHeap ih(buffer, size);
     IndirectHeap ssh(buffer, size);
-    devQueue.setupExecutionModelDispatch(ih, ssh, nullptr, 0, 0, 0);
+    devQueue.setupExecutionModelDispatch(ssh, nullptr, 0, 0, 0);
 
-    EXPECT_EQ(0u, ih.getUsed());
     EXPECT_EQ(0u, ssh.getUsed());
 
     for (uint32_t i = 0; i < 20; i++) {
diff --git a/unit_tests/event/event_tests.cpp b/unit_tests/event/event_tests.cpp
index 17618bd4ea..460348f3e4 100644
--- a/unit_tests/event/event_tests.cpp
+++ b/unit_tests/event/event_tests.cpp
@@ -452,7 +452,6 @@ class SurfaceMock : public Surface {
 TEST_F(InternalsEventTest, resizeCmdQueueHeapsWhenKernelOparationHeapsAreBigger) {
     CommandQueue *pCmdQ = new CommandQueue(mockContext, pDevice, 0);
     IndirectHeap &cmdQueueDsh = pCmdQ->getIndirectHeap(IndirectHeap::DYNAMIC_STATE, 4096);
-    IndirectHeap &cmdQueueIsh = pCmdQ->getIndirectHeap(IndirectHeap::INSTRUCTION, 4096);
     IndirectHeap &cmdQueueIoh = pCmdQ->getIndirectHeap(IndirectHeap::INDIRECT_OBJECT, 4096);
     IndirectHeap &cmdQueueSsh = pCmdQ->getIndirectHeap(IndirectHeap::SURFACE_STATE, 4096);
 
@@ -466,13 +465,12 @@ TEST_F(InternalsEventTest, resizeCmdQueueHeapsWhenKernelOparationHeapsAreBigger)
     };
 
     auto dsh = createFullHeap(requestedSize);
-    auto ish = createFullHeap(requestedSize);
     auto ioh = createFullHeap(requestedSize);
     auto ssh = createFullHeap(maxSshSize);
 
     using UniqueIH = std::unique_ptr<IndirectHeap>;
     auto kernelOperation = new KernelOperation(std::unique_ptr<LinearStream>(cmdStream), UniqueIH(dsh),
-                                               UniqueIH(ish), UniqueIH(ioh), UniqueIH(ssh));
+                                               UniqueIH(ioh), UniqueIH(ssh));
     std::vector<Surface *> v;
     SurfaceMock *surface = new SurfaceMock;
     v.push_back(surface);
@@ -481,14 +479,12 @@ TEST_F(InternalsEventTest, resizeCmdQueueHeapsWhenKernelOparationHeapsAreBigger)
                                                      std::unique_ptr<KernelOperation>(kernelOperation), v, false, false, false, nullptr, preemptionMode);
 
     EXPECT_LT(cmdQueueDsh.getMaxAvailableSpace(), dsh->getMaxAvailableSpace());
-    EXPECT_EQ(requestedSize, ish->getMaxAvailableSpace());
     EXPECT_LT(cmdQueueIoh.getMaxAvailableSpace(), ioh->getMaxAvailableSpace());
     EXPECT_EQ(maxSshSize, ssh->getMaxAvailableSpace());
 
     cmdComputeKernel->submit(0, false);
 
     EXPECT_GE(cmdQueueDsh.getMaxAvailableSpace(), dsh->getMaxAvailableSpace());
-    EXPECT_GE(cmdQueueIsh.getMaxAvailableSpace(), ish->getMaxAvailableSpace());
     EXPECT_GE(cmdQueueIoh.getMaxAvailableSpace(), ioh->getMaxAvailableSpace());
     EXPECT_GE(cmdQueueSsh.getMaxAvailableSpace(), ssh->getMaxAvailableSpace());
 
@@ -502,12 +498,11 @@ TEST_F(InternalsEventTest, processBlockedCommandsKernelOperation) {
 
     auto cmdStream = new LinearStream(alignedMalloc(4096, 4096), 4096);
     auto dsh = new IndirectHeap(alignedMalloc(4096, 4096), 4096);
-    auto ish = new IndirectHeap(alignedMalloc(4096, 4096), 4096);
     auto ioh = new IndirectHeap(alignedMalloc(4096, 4096), 4096);
     auto ssh = new IndirectHeap(alignedMalloc(4096, 4096), 4096);
     using UniqueIH = std::unique_ptr<IndirectHeap>;
     auto blockedCommandsData = new KernelOperation(std::unique_ptr<LinearStream>(cmdStream), UniqueIH(dsh),
-                                                   UniqueIH(ish), UniqueIH(ioh), UniqueIH(ssh));
+                                                   UniqueIH(ioh), UniqueIH(ssh));
 
     auto &csr = pDevice->getCommandStreamReceiver();
     std::vector<Surface *> v;
@@ -540,12 +535,11 @@ TEST_F(InternalsEventTest, processBlockedCommandsAbortKernelOperation) {
 
     auto cmdStream = new LinearStream(alignedMalloc(4096, 4096), 4096);
     auto dsh = new IndirectHeap(alignedMalloc(4096, 4096), 4096);
-    auto ish = new IndirectHeap(alignedMalloc(4096, 4096), 4096);
     auto ioh = new IndirectHeap(alignedMalloc(4096, 4096), 4096);
     auto ssh = new IndirectHeap(alignedMalloc(4096, 4096), 4096);
     using UniqueIH = std::unique_ptr<IndirectHeap>;
     auto blockedCommandsData = new KernelOperation(std::unique_ptr<LinearStream>(cmdStream), UniqueIH(dsh),
-                                                   UniqueIH(ish), UniqueIH(ioh), UniqueIH(ssh));
+                                                   UniqueIH(ioh), UniqueIH(ssh));
 
     auto &csr = pDevice->getCommandStreamReceiver();
     std::vector<Surface *> v;
@@ -572,12 +566,11 @@ TEST_F(InternalsEventTest, givenBlockedKernelWithPrintfWhenSubmittedThenPrintOut
 
     auto cmdStream = new LinearStream(alignedMalloc(4096, 4096), 4096);
     auto dsh = new IndirectHeap(alignedMalloc(4096, 4096), 4096);
-    auto ish = new IndirectHeap(alignedMalloc(4096, 4096), 4096);
     auto ioh = new IndirectHeap(alignedMalloc(4096, 4096), 4096);
     auto ssh = new IndirectHeap(alignedMalloc(4096, 4096), 4096);
     using UniqueIH = std::unique_ptr<IndirectHeap>;
     auto blockedCommandsData = new KernelOperation(std::unique_ptr<LinearStream>(cmdStream), UniqueIH(dsh),
-                                                   UniqueIH(ish), UniqueIH(ioh), UniqueIH(ssh));
+                                                   UniqueIH(ioh), UniqueIH(ssh));
 
     SPatchAllocateStatelessPrintfSurface *pPrintfSurface = new SPatchAllocateStatelessPrintfSurface();
     pPrintfSurface->DataParamOffset = 0;
@@ -1485,12 +1478,11 @@ HWTEST_F(InternalsEventTest, givenAbortedCommandWhenSubmitCalledThenDontUpdateFl
 
     auto cmdStream = new LinearStream(alignedMalloc(4096, 4096), 4096);
     auto dsh = new IndirectHeap(alignedMalloc(4096, 4096), 4096);
-    auto ish = new IndirectHeap(alignedMalloc(4096, 4096), 4096);
     auto ioh = new IndirectHeap(alignedMalloc(4096, 4096), 4096);
     auto ssh = new IndirectHeap(alignedMalloc(4096, 4096), 4096);
     using UniqueIH = std::unique_ptr<IndirectHeap>;
     auto blockedCommandsData = new KernelOperation(std::unique_ptr<LinearStream>(cmdStream), UniqueIH(dsh),
-                                                   UniqueIH(ish), UniqueIH(ioh), UniqueIH(ssh));
+                                                   UniqueIH(ioh), UniqueIH(ssh));
     PreemptionMode preemptionMode = pDevice->getPreemptionMode();
     std::vector<Surface *> v;
     auto cmd = new CommandComputeKernel(*pCmdQ, csr, std::unique_ptr<KernelOperation>(blockedCommandsData), v, false, false, false, nullptr, preemptionMode);
diff --git a/unit_tests/execution_model/scheduler_dispatch_tests.cpp b/unit_tests/execution_model/scheduler_dispatch_tests.cpp
index fc23583819..c5ddb59834 100644
--- a/unit_tests/execution_model/scheduler_dispatch_tests.cpp
+++ b/unit_tests/execution_model/scheduler_dispatch_tests.cpp
@@ -67,11 +67,9 @@ HWTEST_F(ExecutionModelSchedulerFixture, dispatchScheduler) {
 
         EXPECT_NE(nullptr, executionModelDsh);
 
-        size_t minRequiredSizeForSchedulerIH = KernelCommandsHelper<FamilyType>::template getSizeRequiredForExecutionModel<IndirectHeap::INSTRUCTION>(*parentKernel);
         size_t minRequiredSizeForSchedulerSSH = KernelCommandsHelper<FamilyType>::template getSizeRequiredForExecutionModel<IndirectHeap::SURFACE_STATE>(*parentKernel);
         // Setup heaps in pCmdQ
         LinearStream &commandStream = getCommandStream<FamilyType, CL_COMMAND_NDRANGE_KERNEL>(*pCmdQ, false, false, &scheduler);
-        pCmdQ->getIndirectHeap(IndirectHeap::INSTRUCTION, minRequiredSizeForSchedulerIH);
         pCmdQ->getIndirectHeap(IndirectHeap::SURFACE_STATE, minRequiredSizeForSchedulerSSH);
 
         dispatchScheduler<FamilyType>(
@@ -185,11 +183,9 @@ HWTEST_F(ExecutionModelSchedulerFixture, dispatchSchedulerDoesNotUseStandardCmdQ
         DeviceQueueHw<FamilyType> *pDevQueueHw = castToObject<DeviceQueueHw<FamilyType>>(pDevQueue);
         SchedulerKernel &scheduler = BuiltIns::getInstance().getSchedulerKernel(*context);
 
-        size_t minRequiredSizeForSchedulerIH = KernelCommandsHelper<FamilyType>::template getSizeRequiredForExecutionModel<IndirectHeap::INSTRUCTION>(*parentKernel);
         size_t minRequiredSizeForSchedulerSSH = KernelCommandsHelper<FamilyType>::template getSizeRequiredForExecutionModel<IndirectHeap::SURFACE_STATE>(*parentKernel);
         // Setup heaps in pCmdQ
         getCommandStream<FamilyType, CL_COMMAND_NDRANGE_KERNEL>(*pCmdQ, false, false, &scheduler);
-        pCmdQ->getIndirectHeap(IndirectHeap::INSTRUCTION, minRequiredSizeForSchedulerIH);
         pCmdQ->getIndirectHeap(IndirectHeap::SURFACE_STATE, minRequiredSizeForSchedulerSSH);
 
         dispatchScheduler<FamilyType>(
@@ -218,11 +214,9 @@ HWTEST_F(ParentKernelCommandQueueFixture, dispatchSchedulerWithEarlyReturnSetToF
 
         SchedulerKernel &scheduler = BuiltIns::getInstance().getSchedulerKernel(*context);
 
-        size_t minRequiredSizeForSchedulerIH = KernelCommandsHelper<FamilyType>::getSizeRequiredIH(scheduler);
         size_t minRequiredSizeForSchedulerSSH = KernelCommandsHelper<FamilyType>::getSizeRequiredSSH(scheduler);
         // Setup heaps in pCmdQ
         LinearStream &commandStream = getCommandStream<FamilyType, CL_COMMAND_NDRANGE_KERNEL>(*pCmdQ, false, false, &scheduler);
-        pCmdQ->getIndirectHeap(IndirectHeap::INSTRUCTION, minRequiredSizeForSchedulerIH);
         pCmdQ->getIndirectHeap(IndirectHeap::SURFACE_STATE, minRequiredSizeForSchedulerSSH);
 
         dispatchScheduler<FamilyType>(
diff --git a/unit_tests/execution_model/submit_blocked_parent_kernel_tests.cpp b/unit_tests/execution_model/submit_blocked_parent_kernel_tests.cpp
index 462f111af5..c8328f1d90 100644
--- a/unit_tests/execution_model/submit_blocked_parent_kernel_tests.cpp
+++ b/unit_tests/execution_model/submit_blocked_parent_kernel_tests.cpp
@@ -65,9 +65,9 @@ class MockDeviceQueueHwWithCriticalSectionRelease : public DeviceQueueHw<GfxFami
         return igilCmdQueue->m_controls.m_CriticalSection == DeviceQueueHw<GfxFamily>::ExecutionModelCriticalSection::Free;
     }
 
-    void setupIndirectState(IndirectHeap &instructionHeap, IndirectHeap &surfaceStateHeap, Kernel *parentKernel, uint32_t parentIDCount) override {
+    void setupIndirectState(IndirectHeap &surfaceStateHeap, Kernel *parentKernel, uint32_t parentIDCount) override {
         indirectStateSetup = true;
-        return BaseClass::setupIndirectState(instructionHeap, surfaceStateHeap, parentKernel, parentIDCount);
+        return BaseClass::setupIndirectState(surfaceStateHeap, parentKernel, parentIDCount);
     }
     void addExecutionModelCleanUpSection(Kernel *parentKernel, HwTimeStamps *hwTimeStamp, uint32_t taskCount) override {
         cleanupSectionAdded = true;
@@ -103,16 +103,13 @@ HWTEST_F(ParentKernelCommandQueueFixture, givenLockedEMcritcalSectionWhenParentK
         IndirectHeap *dsh = new IndirectHeap(alignedMalloc(dshSize, alignement), dshSize);
         dsh->getSpace(mockDevQueue.getDshOffset());
 
-        size_t minSizeISHForEM = KernelCommandsHelper<FamilyType>::template getSizeRequiredForExecutionModel<IndirectHeap::INSTRUCTION>(*parentKernel);
         size_t minSizeSSHForEM = KernelCommandsHelper<FamilyType>::template getSizeRequiredForExecutionModel<IndirectHeap::SURFACE_STATE>(*parentKernel);
 
         KernelOperation *blockedCommandData = new KernelOperation(std::unique_ptr<LinearStream>(new LinearStream()),
                                                                   std::unique_ptr<IndirectHeap>(dsh),
                                                                   std::unique_ptr<IndirectHeap>(new IndirectHeap(alignedMalloc(heapSize, alignement), heapSize)),
-                                                                  std::unique_ptr<IndirectHeap>(new IndirectHeap(alignedMalloc(heapSize, alignement), heapSize)),
                                                                   std::unique_ptr<IndirectHeap>(new IndirectHeap(alignedMalloc(heapSize, alignement), heapSize)));
 
-        blockedCommandData->instructionHeapSizeEM = minSizeISHForEM;
         blockedCommandData->surfaceStateHeapSizeEM = minSizeSSHForEM;
         PreemptionMode preemptionMode = device->getPreemptionMode();
         std::vector<Surface *> surfaces;
@@ -166,13 +163,10 @@ HWTEST_F(ParentKernelCommandQueueFixture, givenParentKernelWhenCommandIsSubmitte
         KernelOperation *blockedCommandData = new KernelOperation(std::unique_ptr<LinearStream>(new LinearStream()),
                                                                   std::unique_ptr<IndirectHeap>(dsh),
                                                                   std::unique_ptr<IndirectHeap>(new IndirectHeap(alignedMalloc(heapSize, alignement), heapSize)),
-                                                                  std::unique_ptr<IndirectHeap>(new IndirectHeap(alignedMalloc(heapSize, alignement), heapSize)),
                                                                   std::unique_ptr<IndirectHeap>(new IndirectHeap(alignedMalloc(heapSize, alignement), heapSize)));
 
-        size_t minSizeISHForEM = KernelCommandsHelper<FamilyType>::template getSizeRequiredForExecutionModel<IndirectHeap::INSTRUCTION>(*parentKernel);
         size_t minSizeSSHForEM = KernelCommandsHelper<FamilyType>::template getSizeRequiredForExecutionModel<IndirectHeap::SURFACE_STATE>(*parentKernel);
 
-        blockedCommandData->instructionHeapSizeEM = minSizeISHForEM;
         blockedCommandData->surfaceStateHeapSizeEM = minSizeSSHForEM;
         PreemptionMode preemptionMode = device->getPreemptionMode();
         std::vector<Surface *> surfaces;
@@ -211,13 +205,10 @@ HWTEST_F(ParentKernelCommandQueueFixture, givenParentKernelWhenCommandIsSubmitte
         KernelOperation *blockedCommandData = new KernelOperation(std::unique_ptr<LinearStream>(new LinearStream()),
                                                                   std::unique_ptr<IndirectHeap>(dsh),
                                                                   std::unique_ptr<IndirectHeap>(new IndirectHeap(alignedMalloc(heapSize, alignement), heapSize)),
-                                                                  std::unique_ptr<IndirectHeap>(new IndirectHeap(alignedMalloc(heapSize, alignement), heapSize)),
                                                                   std::unique_ptr<IndirectHeap>(new IndirectHeap(alignedMalloc(heapSize, alignement), heapSize)));
 
-        size_t minSizeISHForEM = KernelCommandsHelper<FamilyType>::template getSizeRequiredForExecutionModel<IndirectHeap::INSTRUCTION>(*parentKernel);
         size_t minSizeSSHForEM = KernelCommandsHelper<FamilyType>::template getSizeRequiredForExecutionModel<IndirectHeap::SURFACE_STATE>(*parentKernel);
 
-        blockedCommandData->instructionHeapSizeEM = minSizeISHForEM;
         blockedCommandData->surfaceStateHeapSizeEM = minSizeSSHForEM;
         PreemptionMode preemptionMode = device->getPreemptionMode();
         std::vector<Surface *> surfaces;
@@ -251,13 +242,10 @@ HWTEST_F(ParentKernelCommandQueueFixture, givenBlockedParentKernelWithProfilingW
         KernelOperation *blockedCommandData = new KernelOperation(std::unique_ptr<LinearStream>(new LinearStream()),
                                                                   std::unique_ptr<IndirectHeap>(dsh),
                                                                   std::unique_ptr<IndirectHeap>(new IndirectHeap(alignedMalloc(heapSize, alignement), heapSize)),
-                                                                  std::unique_ptr<IndirectHeap>(new IndirectHeap(alignedMalloc(heapSize, alignement), heapSize)),
                                                                   std::unique_ptr<IndirectHeap>(new IndirectHeap(alignedMalloc(heapSize, alignement), heapSize)));
 
-        size_t minSizeISHForEM = KernelCommandsHelper<FamilyType>::template getSizeRequiredForExecutionModel<IndirectHeap::INSTRUCTION>(*parentKernel);
         size_t minSizeSSHForEM = KernelCommandsHelper<FamilyType>::template getSizeRequiredForExecutionModel<IndirectHeap::SURFACE_STATE>(*parentKernel);
 
-        blockedCommandData->instructionHeapSizeEM = minSizeISHForEM;
         blockedCommandData->surfaceStateHeapSizeEM = minSizeSSHForEM;
         PreemptionMode preemptionMode = device->getPreemptionMode();
         std::vector<Surface *> surfaces;
@@ -294,13 +282,10 @@ HWTEST_F(ParentKernelCommandQueueFixture, givenParentKernelWhenCommandIsSubmitte
         KernelOperation *blockedCommandData = new KernelOperation(std::unique_ptr<LinearStream>(new LinearStream()),
                                                                   std::unique_ptr<IndirectHeap>(dsh),
                                                                   std::unique_ptr<IndirectHeap>(new IndirectHeap(alignedMalloc(heapSize, alignement), heapSize)),
-                                                                  std::unique_ptr<IndirectHeap>(new IndirectHeap(alignedMalloc(heapSize, alignement), heapSize)),
                                                                   std::unique_ptr<IndirectHeap>(new IndirectHeap(alignedMalloc(heapSize, alignement), heapSize)));
 
-        size_t minSizeISHForEM = KernelCommandsHelper<FamilyType>::template getSizeRequiredForExecutionModel<IndirectHeap::INSTRUCTION>(*parentKernel);
         size_t minSizeSSHForEM = KernelCommandsHelper<FamilyType>::template getSizeRequiredForExecutionModel<IndirectHeap::SURFACE_STATE>(*parentKernel);
 
-        blockedCommandData->instructionHeapSizeEM = minSizeISHForEM;
         blockedCommandData->surfaceStateHeapSizeEM = minSizeSSHForEM;
         PreemptionMode preemptionMode = device->getPreemptionMode();
         std::vector<Surface *> surfaces;
@@ -326,7 +311,6 @@ HWTEST_F(ParentKernelCommandQueueFixture, givenUsedSSHWhenParentKernelIsSubmitte
 
         MockCommandQueue cmdQ(context, device, properties);
 
-        size_t minSizeISHForEM = KernelCommandsHelper<FamilyType>::template getSizeRequiredForExecutionModel<IndirectHeap::INSTRUCTION>(*parentKernel);
         size_t minSizeSSHForEM = KernelCommandsHelper<FamilyType>::template getSizeRequiredForExecutionModel<IndirectHeap::SURFACE_STATE>(*parentKernel);
 
         size_t heapSize = 20;
@@ -343,10 +327,8 @@ HWTEST_F(ParentKernelCommandQueueFixture, givenUsedSSHWhenParentKernelIsSubmitte
         KernelOperation *blockedCommandData = new KernelOperation(std::unique_ptr<LinearStream>(new LinearStream()),
                                                                   std::unique_ptr<IndirectHeap>(dsh),
                                                                   std::unique_ptr<IndirectHeap>(new IndirectHeap(alignedMalloc(heapSize, alignement), heapSize)),
-                                                                  std::unique_ptr<IndirectHeap>(new IndirectHeap(alignedMalloc(heapSize, alignement), heapSize)),
                                                                   std::unique_ptr<IndirectHeap>(new IndirectHeap(alignedMalloc(heapSize, alignement), heapSize)));
 
-        blockedCommandData->instructionHeapSizeEM = minSizeISHForEM;
         blockedCommandData->surfaceStateHeapSizeEM = minSizeSSHForEM;
         PreemptionMode preemptionMode = device->getPreemptionMode();
         std::vector<Surface *> surfaces;
@@ -370,7 +352,6 @@ HWTEST_F(ParentKernelCommandQueueFixture, givenNotUsedSSHWhenParentKernelIsSubmi
         parentKernel->createReflectionSurface();
         context->setDefaultDeviceQueue(&mockDevQueue);
 
-        size_t minSizeISHForEM = KernelCommandsHelper<FamilyType>::template getSizeRequiredForExecutionModel<IndirectHeap::INSTRUCTION>(*parentKernel);
         size_t minSizeSSHForEM = KernelCommandsHelper<FamilyType>::template getSizeRequiredForExecutionModel<IndirectHeap::SURFACE_STATE>(*parentKernel);
 
         size_t heapSize = 20;
@@ -392,10 +373,8 @@ HWTEST_F(ParentKernelCommandQueueFixture, givenNotUsedSSHWhenParentKernelIsSubmi
         KernelOperation *blockedCommandData = new KernelOperation(std::unique_ptr<LinearStream>(new LinearStream()),
                                                                   std::unique_ptr<IndirectHeap>(dsh),
                                                                   std::unique_ptr<IndirectHeap>(new IndirectHeap(alignedMalloc(heapSize, alignement), heapSize)),
-                                                                  std::unique_ptr<IndirectHeap>(new IndirectHeap(alignedMalloc(heapSize, alignement), heapSize)),
                                                                   std::unique_ptr<IndirectHeap>(ssh));
 
-        blockedCommandData->instructionHeapSizeEM = minSizeISHForEM;
         blockedCommandData->surfaceStateHeapSizeEM = minSizeSSHForEM;
         PreemptionMode preemptionMode = device->getPreemptionMode();
         std::vector<Surface *> surfaces;
diff --git a/unit_tests/gen8/scheduler_dispatch_tests.cpp b/unit_tests/gen8/scheduler_dispatch_tests.cpp
index a5f4903fa4..e4256d1c17 100644
--- a/unit_tests/gen8/scheduler_dispatch_tests.cpp
+++ b/unit_tests/gen8/scheduler_dispatch_tests.cpp
@@ -45,12 +45,10 @@ BDWTEST_F(BdwSchedulerTest, givenCallToDispatchSchedulerWhenPipeControlWithCSSta
         DeviceQueueHw<FamilyType> *pDevQueueHw = castToObject<DeviceQueueHw<FamilyType>>(pDevQueue);
         SchedulerKernel &scheduler = BuiltIns::getInstance().getSchedulerKernel(*context);
 
-        size_t minRequiredSizeForSchedulerIH = KernelCommandsHelper<FamilyType>::template getSizeRequiredForExecutionModel<IndirectHeap::INSTRUCTION>(*parentKernel);
         size_t minRequiredSizeForSchedulerSSH = KernelCommandsHelper<FamilyType>::template getSizeRequiredForExecutionModel<IndirectHeap::SURFACE_STATE>(*parentKernel);
 
         // Setup heaps in pCmdQ
         LinearStream &commandStream = getCommandStream<FamilyType, CL_COMMAND_NDRANGE_KERNEL>(*pCmdQ, false, false, &scheduler);
-        pCmdQ->getIndirectHeap(IndirectHeap::INSTRUCTION, minRequiredSizeForSchedulerIH);
         pCmdQ->getIndirectHeap(IndirectHeap::SURFACE_STATE, minRequiredSizeForSchedulerSSH);
 
         dispatchScheduler<FamilyType>(
diff --git a/unit_tests/helpers/kernel_commands_tests.cpp b/unit_tests/helpers/kernel_commands_tests.cpp
index 4ec758255a..8e334d12ad 100644
--- a/unit_tests/helpers/kernel_commands_tests.cpp
+++ b/unit_tests/helpers/kernel_commands_tests.cpp
@@ -800,49 +800,8 @@ HWTEST_F(KernelCommandsTest, GivenKernelWithSamplersWhenIndirectStateIsProgramme
     delete[] mockDsh;
 }
 
-HWTEST_F(KernelCommandsTest, getSizeRequiredIHForExecutionModelReturnsZeroForNonParentKernel) {
-    // define kernel info
-    std::unique_ptr<KernelInfo> pKernelInfo = std::unique_ptr<KernelInfo>(KernelInfo::create());
-
-    // create program with valid context
-    MockContext context;
-    MockProgram program(&context, false);
-
-    // create kernel
-    std::unique_ptr<MockKernel> pKernel = std::unique_ptr<MockKernel>(new MockKernel(&program, *pKernelInfo.get(), *pDevice));
-
-    EXPECT_FALSE(pKernel->isParentKernel);
-    EXPECT_EQ(0u, KernelCommandsHelper<FamilyType>::template getSizeRequiredForExecutionModel<IndirectHeap::INSTRUCTION>(*pKernel.get()));
-}
-
 typedef ExecutionModelKernelFixture ParentKernelCommandsFromBinaryTest;
 
-HWTEST_P(ParentKernelCommandsFromBinaryTest, getSizeRequiredForExecutionModelReturnsTotalBlockBinarySizeAndSchedulerBinarySize) {
-    if (std::string(pPlatform->getDevice(0)->getDeviceInfo().clVersion).find("OpenCL 2.") != std::string::npos) {
-        EXPECT_TRUE(pKernel->isParentKernel);
-
-        size_t totalSize = 0;
-
-        BlockKernelManager *blockManager = pKernel->getProgram()->getBlockKernelManager();
-        uint32_t blockCount = static_cast<uint32_t>(blockManager->getCount());
-
-        totalSize = Kernel::kernelBinaryAlignement - 1; // for initial alignment
-
-        for (uint32_t i = 0; i < blockCount; i++) {
-            const KernelInfo *pBlockInfo = blockManager->getBlockKernelInfo(i);
-
-            totalSize += pBlockInfo->heapInfo.pKernelHeader->KernelHeapSize;
-            totalSize = alignUp(totalSize, Kernel::kernelBinaryAlignement);
-        }
-
-        BuiltIns &builtIns = BuiltIns::getInstance();
-        auto &scheduler = builtIns.getSchedulerKernel(*pContext);
-        totalSize += KernelCommandsHelper<FamilyType>::getSizeRequiredIH(scheduler);
-
-        EXPECT_EQ(totalSize, KernelCommandsHelper<FamilyType>::template getSizeRequiredForExecutionModel<IndirectHeap::INSTRUCTION>(*pKernel));
-    }
-}
-
 HWTEST_P(ParentKernelCommandsFromBinaryTest, getSizeRequiredForExecutionModelForSurfaceStatesReturnsSizeOfBlocksPlusMaxBindingTableSizeForAllIDTEntriesAndSchedulerSSHSize) {
     using BINDING_TABLE_STATE = typename FamilyType::BINDING_TABLE_STATE;